Category archives: fedora

Q: How to disable auto-negotiation option of my network interface card and set up half/full duplex mode manually from Linux command line (CLI)? By the way, how to see current settings? A: There are several Linux utilities coming with almost any distribution including Debian, Ubuntu, Fedora, RedHat, Mandriva, Centos whatever. See details below. ethtool This is rather powerful utility can display and change settings of ethernet network interface card. You […]

There is still no native Linux support of newly unveiled browser Google Chrome but guys from CodeWeavers prepared the port of Chromium (official name of Google Chome for Linux). This staff is already available for downloading as DEB packages for Ubuntu (32-bit and 64-bit), as RPM for RedHat, Fedora, CentOS etc. as well as self installable script for any other Linux distribution. Well, after quick testings there are no doubts […]

Question: How can I block traffic coming from specific operating system in Linux? In other words, how can I block traffic from Windows users on my firewall and allows other people? Answer: There is an iptables module named OSF (passive OS Fingerprinting) that was written by Evgeniy Polyakov. This module allows passively detect OS packet was sent from and perform various netfilter actions based on this match. Packets with SYN […]

Checkinstall is extremely useful utility to create .deb packages for Debian, Ubuntu (or .rpm packages for Fedora, RedHat, CentOs) from .tar.gz (or .tgz) source tarball after it’s compiled at your Linux box. In other words you can prepare binary package for later usage without need to compile software from sources every time you need to get it installed on certain Linux box. Another application of checkinstall is software deinstallation that […]

As it was planned Fedora 9 (codename “Sulphur“) is released today. As for me it wasn’t such expected as Ubuntu Hardy Heron but it is still very important event in Open Source world. So, here is the list of new features in this version of RedHat sponsored Linux distribution: This release features GNOME 2.22. GNOME now includes a webcam photo and video creation utility called Cheese, improved network filesystem support, […]

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My name is Artem Nosulchik, I'm part time blogger and full-time Linux sysadmin. In 2007 I started LinuxScrew to share my personal notes on anything related to Linux and Open Source on the whole and found this pretty interesting.